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Finding the Fourth Proportional to 402.26, 603.03 and 334.22

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Solution

The fourth proportional to 402.26, 603.03 and 334.22 is: 501.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    402.26 : 603.03 = 334.22 : x
  2. Step 2: Convert to fraction form
    402.26/603.03 = 334.22/x
  3. Step 3: Cross multiply
    402.26x = 603.03 × 334.22
  4. Step 4: Simplify right side
    402.26x = 201,544.69
  5. Step 5: Solve for x
    x = 201,544.69/402.26
  6. Step 6: Final answer
    x = 501.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.